/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */


import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author Victor Manuel
 */
@WebServlet(name="loginconect", urlPatterns={"/loginconect"})
public class loginconect extends HttpServlet {
   Connection c;
    private ResultSet ResultSet;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException, SQLException, ClassNotFoundException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String nombres= request.getParameter("textfield");
        String password= request.getParameter("textfield6");

        if(nombres.compareTo("")==0 || password.compareTo("")==0){
        response.sendRedirect("login");
        out.close();
        }else{
          try {
              Class.forName("org.gjt.mm.mysql.Driver");
             c = (Connection) DriverManager.getConnection("jdbc:mysql://localhost/tablas", "root", "root");
           Statement sql = (Statement) c.createStatement();
           ResultSet d=  sql.executeQuery("SELECT id,nombre,contrasena FROM  usuarios where nombre='"+nombres+"' ");
      if(!d.next()){
      response.sendRedirect("login");
      }

           HttpSession sesion=request.getSession(true);
         String n=d.getString("nombre");
          String c2=d.getString("contrasena");
         int i=d.getInt("id");
         if(password.compareTo(c2)==0 && nombres.compareTo(n)==0){

                        if(i==1){


                        response.sendRedirect("mostrarproductos");
                        }else{
                        response.sendRedirect("productoscliente");
                        }
          }else{
         response.sendRedirect("login");
         }
        }

  finally {
 out.close();
 }
 }
    }
    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        try {
            try {
                processRequest(request, response);
            } catch (ClassNotFoundException ex) {
                Logger.getLogger(loginconect.class.getName()).log(Level.SEVERE, null, ex);
            }
        } catch (SQLException ex) {
            Logger.getLogger(loginconect.class.getName()).log(Level.SEVERE, null, ex);
        }
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        try {
            try {
                processRequest(request, response);
            } catch (ClassNotFoundException ex) {
                Logger.getLogger(loginconect.class.getName()).log(Level.SEVERE, null, ex);
            }
        } catch (SQLException ex) {
            Logger.getLogger(loginconect.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
